estimate square roots between consecutive integers

Front

What is the square root of a number?

Back

The square root of a number is a value that, when multiplied by itself, gives the original number.

Front

How do you estimate the square root of a number?

Back

To estimate the square root of a number, find two consecutive integers whose squares are closest to the number.

Front

What is the square of 15?

Back

225

Front

What is the square of 16?

Back

256

Front

What is the square of 17?

Back

289

Front

What is the square of 18?

Back

324

Front

What is the square of 19?

Back

361

Front

Between which two integers is the square root of 277?

Back

16 and 17

Front

Between which two integers is the square root of 20?

Back

4 and 5

Front

Between which two integers is the square root of 77?

Back

8 and 9